<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

    <div id="app">{{ message }}</div>
    
    <script src="/vue-3.4.36.js"></script>
    <script>
        const { createApp, ref } = Vue

        createApp({
            setup() {
                const message = ref('Hello vue!')
                return {
                    message
                }
            }
        }).mount('#app')
    </script>
</body>
</html>